| FEATURES PROVIDED | INDIVIDUALLY KEYED |
| FULL INTERNAL THREAD LENGTH | 1.375 INCHES MINIMUM AND 1.425 INCHES MAXIMUM |
| INSERT SIZE | 1.375-12 UNF 2A |
| INTERNAL THREAD RELIEF DEPTH | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| LENGTH | 1.485 INCHES MINIMUM AND 1.515 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL THREAD SIZE | 1.000 INCHES |
| SPECIAL FEATURES | HAS INTERNAL THREAD LOCK |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| STYLE DESIGNATOR | KEYLOCK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.400 INCHES NOMINAL |